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National Stock Number:
4820-01-124-7786
Federal Supply Class:
4820
National Item Identification Number:
011247786
Description:
SEAT,VALVE
Detail:
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
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Manufacturer Information:
| 298-00-204 | 16626 | CIRCOR INTL INC | | 298-00-204AY-CL | 35795 | LESLIE CONTROLS, INC. | | 298-00-204AY-CL2 1/2IN PC-14 | 16626 | CIRCOR INTL INC | | 346486 | 35795 | LESLIE CONTROLS, INC. |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.500 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 3.677 INCHES MINIMUM AND 3.682 INCHES MAXIMUM | | CRITICALITY CODE JUSTIFICATION | FEAT | | FLANGE DIAMETER | 3.990 INCHES MINIMUM AND 3.995 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.155 INCHES NOMINAL | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE BODY | | SEATING SURFACE SHAPE | FLAT | | SPECIAL FEATURES | WEAPON SYSTEM ESSENTIAL | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.350 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
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